How to prevent pear trees from manganese deficiency
Deficiency symptoms
Manganese sulfate deficiency is also indicated by yellow leaves. Usually only older leaves are affected。The veins, and the tissues next to the veins, stay green. The yellowing is more pronounced as the deficiency becomes more severe. When it is very severe, young leaves may also be affected
Manganese-deficient pear leaves have green veins, but yellow tissue is between the veins. Older leaves are affected first.
Case
Mr. Wang, an orchard worker in Shanghai Pudong District, is worried about his pear trees recently because some of them are ill. He tried to work it out but failed, so he asks the Forestry Bureau for help, after the experts watch sick trees closely, they suggest Mr. Wang spraying manganese sulfate to these trees.
Reasons and solutions
Like iron deficiency, manganese deficiency occurs on alkaline soils, but it is not more severe on wet or poorly drained soils. It does not occur as often as iron deficiency. Spring and autumn are manganese deficiency seasons, the following tips will help you to prevent your pear trees from manganese deficiency:
I: Spray manganese sulfate on leaves. At growth period, spray manganese sulfate 0.3% solution three times.
II: Daub manganese sulfate to branches. This method will help to the growth of new shoots and leaves.
III: Fertilize soil with manganese sulfate. This method should be taken only when the content of Mn in soil is very little, and should be used together with other fertilizers.
Manganese sulfate deficiency is also indicated by yellow leaves. Usually only older leaves are affected。The veins, and the tissues next to the veins, stay green. The yellowing is more pronounced as the deficiency becomes more severe. When it is very severe, young leaves may also be affected
Manganese-deficient pear leaves have green veins, but yellow tissue is between the veins. Older leaves are affected first.
Case
Mr. Wang, an orchard worker in Shanghai Pudong District, is worried about his pear trees recently because some of them are ill. He tried to work it out but failed, so he asks the Forestry Bureau for help, after the experts watch sick trees closely, they suggest Mr. Wang spraying manganese sulfate to these trees.
Reasons and solutions
Like iron deficiency, manganese deficiency occurs on alkaline soils, but it is not more severe on wet or poorly drained soils. It does not occur as often as iron deficiency. Spring and autumn are manganese deficiency seasons, the following tips will help you to prevent your pear trees from manganese deficiency:
I: Spray manganese sulfate on leaves. At growth period, spray manganese sulfate 0.3% solution three times.
II: Daub manganese sulfate to branches. This method will help to the growth of new shoots and leaves.
III: Fertilize soil with manganese sulfate. This method should be taken only when the content of Mn in soil is very little, and should be used together with other fertilizers.
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